<template>
    <div class="app-container">
        <el-table v-loading="listLoading" :data="list" border fit highlight-current-row style="width: 100%">
            <el-table-column align="center" label="ID" width="80">
                <template slot-scope="scope">
                    <span>{{ scope.row.id }}</span>
                </template>
            </el-table-column>

            <el-table-column width="180px" align="center" label="Date">
                <template slot-scope="scope">
                    <span>{{ scope.row.timestamp | parseTime('{y}-{m}-{d} {h}:{i}') }}</span>
                </template>
            </el-table-column>

            <el-table-column width="120px" align="center" label="Author">
                <template slot-scope="scope">
                    <span>{{ scope.row.author }}</span>
                </template>
            </el-table-column>

            <el-table-column width="100px" label="Importance">
                <template slot-scope="scope">
                    <svg-icon v-for="n in +scope.row.importance" :key="n" icon-class="star" class="meta-item__icon"></svg-icon>
                </template>
            </el-table-column>

            <el-table-column class-name="status-col" label="Status" width="110">
                <template slot-scope="{row}">
                    <el-tag :type="row.status | statusFilter">
                        {{ row.status }}
                    </el-tag>
                </template>
            </el-table-column>

            <el-table-column min-width="300px" label="Title">
                <template slot-scope="{row}">
                    <template v-if="row.edit">
                        <el-input v-model="row.title" class="edit-input" size="small"></el-input>
                        <el-button class="cancel-btn"
                                   size="small"
                                   icon="el-icon-refresh"
                                   type="warning"
                                   @click="cancelEdit(row)">
                            cancel
                        </el-button>
                    </template>
                    <span v-else>{{ row.title }}</span>
                </template>
            </el-table-column>

            <el-table-column align="center" label="Actions" width="120">
                <template slot-scope="{row}">
                    <el-button v-if="row.edit"
                               type="success"
                               size="small"
                               icon="el-icon-circle-check-outline"
                               @click="confirmEdit(row)">
                        Ok
                    </el-button>
                    <el-button v-else
                               type="primary"
                               size="small"
                               icon="el-icon-edit"
                               @click="row.edit=!row.edit">
                        Edit
                    </el-button>
                </template>
            </el-table-column>
        </el-table>
    </div>
</template>

<script>
    //import { fetchList } from '@/api/article'
    import { fetchList } from '/vue/api/article.js';
    module.exports = {
        name: 'InlineEditTable',
        filters: {
            statusFilter(status) {
                const statusMap = {
                    published: 'success',
                    draft: 'info',
                    deleted: 'danger'
                }
                return statusMap[status]
            }
        },
        data() {
            return {
                list: null,
                listLoading: true,
                listQuery: {
                    page: 1,
                    limit: 10
                }
            }
        },
        created() {
           this.getList();
        },
        methods: {
            async getList() {
                this.listLoading = true
                const { data } = await fetchList(this.listQuery)
                const items = data.items
                this.list = items.map(v => {
                    this.$set(v, 'edit', false) // https://vuejs.org/v2/guide/reactivity.html
                    v.originalTitle = v.title //  will be used when user click the cancel botton
                    return v
                })
                this.listLoading = false
            },
            cancelEdit(row) {
                row.title = row.originalTitle
                row.edit = false
                this.$message({
                    message: 'The title has been restored to the original value',
                    type: 'warning'
                })
            },
            confirmEdit(row) {
                row.edit = false
                row.originalTitle = row.title
                this.$message({
                    message: 'The title has been edited',
                    type: 'success'
                })
            }
        }
    }
</script>

<style scoped>
    .edit-input {
        padding-right: 100px;
    }

    .cancel-btn {
        position: absolute;
        right: 15px;
        top: 10px;
    }
</style>
